Suzhou · AutumnMonth summary
Suzhou weather in September
✅ Good
🌡️ Temperature min / max
22°C – 28°C
🌧 Rainy days
44% of days
☀️ Sunshine
10.1h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
September (7.8/10)
Quick decision
Should you visit Suzhou in September?
✅ Good
✅ Yes if: you want shoulder-season value — fewer crowds, 28°C.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: Favourable conditions in September (7.8/10). September scores higher but the gap is small.
By trip type
Suzhou in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
Autumn in Suzhou is often underrated: 28°C, golden light and declining crowds. An interesting window. Expect rain on 44% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if September (7.8/10) remains theoretically better.
Browse by month
All months for Suzhou
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | 1°C | 9°C | 29% | 2.1 | 7.4h | 4.4/10 |
| 🌫️ February | 2°C | 10°C | 30% | 2.1 | 7.8h | 4.6/10 |
| ⛅ March | 7°C | 16°C | 34% | 2.6 | 8.5h | 7.0/10 |
| 🌤️ April | 12°C | 22°C | 35% | 3.2 | 9.4h | 7.4/10 |
| 🌤️ May | 17°C | 26°C | 37% | 4.2 | 9.4h | 7.7/10 |
| 🌤️ June | 21°C | 29°C | 52% | 7.7 | 8.2h | 7.3/10 |
| 🌤️ July | 26°C | 32°C | 54% | 6.9 | 10.9h | 7.1/10 |
| 🌤️ August | 26°C | 32°C | 46% | 4.6 | 12.0h | 7.3/10 |
| 🌤️ September | 22°C | 28°C | 44% | 5.6 | 10.1h | 7.8/10 |
| 🌤️ October | 15°C | 22°C | 28% | 2.1 | 8.3h | 7.4/10 |
| 🌤️ November | 10°C | 18°C | 28% | 2.1 | 8.3h | 7.1/10 |
| 🌫️ December | 3°C | 11°C | 20% | 1.3 | 9.2h | 5.9/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Suzhou averages 28°C, 44% rainy days and 10.1h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
September vs September (best month)
The best month is September (score 7.8/10). Difference:
- 🌡️ Max temperature : +0°C
- 🌧 Rainy days : +0%
- ☀️ Sunshine : +0.0h/day
FAQ
FAQ — Suzhou in September
Is September a good time to visit Suzhou?
September is an excellent time to visit Suzhou (score 7.8/10). With 28°C, 10.1h of sunshine and 44% rain, conditions are very favourable.
What to do in Suzhou in September?
With 28°C max and 10.1h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in Suzhou
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